The oldest operating pharmacy in the world features 800-year-old recipes.

The John Snow Memorial marks the epicenter of London's 1854 cholera epidemic.

A wall of chewing gum moonlights as collective art.

Medieval museum built over Roman baths that features famous tapestries of a lady and a unicorn.

Dictionary Johnson’s favorite feline.

Mysteriously stacked storefront paths give this medieval British town an iconic style like none other.

A horde of stray cats rule in this secluded Parisian cemetery under a bridge.

A stratovolcano located in the south of Iceland, with a long history of charted activity and a rich mythology attached.

This expansive bridge in the Canadian wilderness was originally just built for friends.

A miniature rainforest is growing inside of a Midtown Manhattan office building.

England's oldest surviving hedge maze has been confusing visitors for over 300 years.

This massive library holds what was once the largest book collection in the world.

Once thought to be the mysterious work of a witchy prophetess, a well with unusual properties turns objects into "stone".

England's most notorious suicide spot.

The largest greenhouse in the world is home to over one million types of plants.

Science fiction's grandfather has a fittingly marvelous tomb.

Known as the "Dodo Manège," this carousel features a herd of animals that have disappeared—or may be gone soon.

Hollywood's most famous landmark, the "temporary" sign that has stood for decades longer than intended.

Paris' linguistic guide to the international language of, yes, love.

Statue of death tucked in the University of Medicine courtyard.

A museum on the history of Paris, including a set of Napoleon's toiletries, Proust's room, and relics of the Revolution.

The largest stone moai on Rapa Nui.

Construction of Barcelona's iconic (but controversial) church is expected to be completed in 2026—a century after the death of its architect.

Iceland's largest lagoon is home to stunning multi-colored icebergs.